40153764165 has 16 divisors (see below), whose sum is σ = 66318475776. Its totient is φ = 20724523200.

The previous prime is 40153764163. The next prime is 40153764173. The reversal of 40153764165 is 56146735104.

It is not a de Polignac number, because 40153764165 - 2¹ = 40153764163 is a prime.

It is a super-2 number, since 2×40153764165² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40153764163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43175626 + ... + 43176555.

It is an arithmetic number, because the mean of its divisors is an integer number (4144904736).

Almost surely, 2^40153764165 is an apocalyptic number.

It is an amenable number.

40153764165 is a deficient number, since it is larger than the sum of its proper divisors (26164711611).

40153764165 is a wasteful number, since it uses less digits than its factorization.

40153764165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86352220.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 40153764165 in words is "forty billion, one hundred fifty-three million, seven hundred sixty-four thousand, one hundred sixty-five".